package com.apabi.test;

import java.io.*;
public class ByteArray {

	public static void main(String[] args) throws Exception
	{
		new ByteArray().transform(System.in, System.out);
	}
	
	public void transform(InputStream in,OutputStream out)
	{
		int c= 0;
		try{
			while( (c=in.read())!= -1 )
			{
				int C = (int)Character.toUpperCase((char)c);
				out.write(C);
			}
		}catch(Exception ex)
		{
			ex.printStackTrace();
		}
	}
}
